Home / 24,117.20-36,193.80-12,424.40

Finding the Fourth Proportional to 24,117.20, 36,193.80 and 12,424.40

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Solution

The fourth proportional to 24,117.20, 36,193.80 and 12,424.40 is: 18,645.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,117.20 : 36,193.80 = 12,424.40 : x
  2. Step 2: Convert to fraction form
    24,117.20/36,193.80 = 12,424.40/x
  3. Step 3: Cross multiply
    24,117.20x = 36,193.80 × 12,424.40
  4. Step 4: Simplify right side
    24,117.20x = 449,686,248.72
  5. Step 5: Solve for x
    x = 449,686,248.72/24,117.20
  6. Step 6: Final answer
    x = 18,645.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.